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Patent Searching and Data


Title:
POLYORGANOSILOXANE-CONTAINING POLYMER PARTICLE GROUP, COMPOSITION, RESIN COMPOSITION, AND MOLDED BODY
Document Type and Number:
WIPO Patent Application WO/2021/251496
Kind Code:
A1
Abstract:
A polyorganosiloxane-containing polymer particle group according to one embodiment of the present invention contains: a polymer (A), which includes a polyorganosiloxane (A1); and a first vinyl polymer (A2), and a second vinyl polymer (B). The ratio of the number of particles satisfying formula (1) below is less than 60%, where L is the diameter of each particle of the polyorganosiloxane-containing polymer particle group when a cross-section of a resin piece obtained by dispersing the polyorganosiloxane-containing polymer particle group in a resin is observed with a transmission electron microscope and M is the maximum domain length of the polyorganosiloxane (A1). (1) M/L>0.1

Inventors:
KUWAHARA ATSUSHI (JP)
ARAI HIROYA (JP)
KIWA AI (JP)
MATSUOKA SHINJI (JP)
Application Number:
PCT/JP2021/022362
Publication Date:
December 16, 2021
Filing Date:
June 11, 2021
Export Citation:
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Assignee:
MITSUBISHI CHEM CORP (JP)
International Classes:
C08F283/12; C08K5/52; C08L33/04; C08L51/08; C08L101/00
Foreign References:
JP2006124540A2006-05-18
JPS475592A
JP2003096142A2003-04-03
JP2020102397A2020-07-02
JPH06116471A1994-04-26
JP2009155421A2009-07-16
JP2000327880A2000-11-28
Other References:
"Polymer Handbook", 1999, WILEY INTERSCIENCE
"Prediction of Polymer Properties", 2002, MARCEL DEKKER
See also references of EP 4166584A4
Attorney, Agent or Firm:
TAZAKI Akira et al. (JP)
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